There is one further distinguishing characteristic of man which is very specific indeed and about which there can be no dispute, and that is the faculty of self-improvement - a faculty which, with the help of circumstance, progressively develops all our other faculties.
Jean-Jacques RousseauThere are two things to be considered with regard to any scheme. In the first place, Is it good in itself? In the second, Can it be easily put into practice?
Jean-Jacques RousseauLove childhood, indulge its sports, its pleasures, its delightful instincts. Who has not sometimes regretted that age when laughter was ever on the lips, and when the heart was ever at peace?
Jean-Jacques Rousseau